Am 07.12.2012 22:52, schrieb Richard Henderson:
> The interface to normalizeRoundAndPackFloat64 requires that the
> high bit be clear. Perform one shift-right-and-jam if needed.
>
> Signed-off-by: Richard Henderson <[email protected]>
> ---
> fpu/softfloat.c | 9 +++++++--
> 1 file changed, 7 insertions(+), 2 deletions(-)
>
> diff --git a/fpu/softfloat.c b/fpu/softfloat.c
> index 8413146..62830d7 100644
> --- a/fpu/softfloat.c
> +++ b/fpu/softfloat.c
> @@ -1273,9 +1273,14 @@ float64 int64_to_float64( int64 a STATUS_PARAM )
>
> float64 uint64_to_float64( uint64 a STATUS_PARAM )
> {
> - if ( a == 0 ) return float64_zero;
> - return normalizeRoundAndPackFloat64( 0, 0x43C, a STATUS_VAR );
> + int exp = 0x43C;
Extra space before number.
>
> + if ( a == 0 ) return float64_zero;
> + if ( (int64_t)a < 0 ) {
> + shift64RightJamming(a, 1, &a);
> + exp += 1;
> + }
> + return normalizeRoundAndPackFloat64( 0, exp, a STATUS_VAR );
> }
>
>
> /*----------------------------------------------------------------------------
Shouldn't we be updating the Coding Style on all lines we touch? The
shift line matches it but the normalize and ifs don't.
Andreas
--
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer; HRB 16746 AG Nürnberg